NL1925C - - Google Patents
Info
Publication number
NL1925C
NL1925C
NL5145A
NL5145A
NL1925C
NL 1925 C
NL1925 C
NL 1925C
NL 5145 A
NL5145 A
NL 5145A
NL 5145 A
NL5145 A
NL 5145A
NL 1925 C
NL1925 C
NL 1925C
Authority
NL
Netherlands
Application number
NL5145A
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
1914-03-25 Filing date
1914-08-06 Publication date
1917-02-22
1914-08-06
Application filed
filed
Critical
1917-02-22
Application granted
granted
Critical
1917-02-22
Publication of NL1925C
publication
Critical
patent/NL1925C/xx
Links
Classifications
H —ELECTRICITY
H04 —ELECTRIC COMMUNICATION TECHNIQUE
H04R —LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
H04R23/00 —Transducers other than those covered by groups H04R9/00 - H04R21/00
H04R23/002 —Transducers other than those covered by groups H04R9/00 - H04R21/00 using electrothermic-effect transducer
Landscapes
Physics & Mathematics
(AREA )
Engineering & Computer Science
(AREA )
Acoustics & Sound
(AREA )
Signal Processing
(AREA )
Resistance Heating
(AREA )
Manufacturing Of Electrical Connectors
(AREA )
Connections Effected By Soldering, Adhesion, Or Permanent Deformation
(AREA )
Applications Claiming Priority (1)
Application Number
Priority Date
Filing Date
Title
DE283703T
1914-03-25
Publications (1)
Publication Number
Publication Date
NL1925C
true
NL1925C
(d )
1917-02-22
Family
ID=32605053
Family Applications (1)
Application Number
Title
Priority Date
Filing Date
NL5145A
NL1925C
(d )
1914-03-25
1914-08-06
Country Status (4)